Injection device



FIG. 1 is a first perspective view of an injection device showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines show portions of the design that form no part of the claimed design. 

CLAIM The ornamental design for an injection device, substantially as shown and described. 